Finding the Third Proportional to 17,865.38 and 40,282.69

Step by Step Solution

1. Step 1: Write the proportion equation
   17,865.38 : 40,282.69 = 40,282.69 : x
2. Step 2: Convert to fraction form
   17,865.38/40,282.69 = 40,282.69/x
3. Step 3: Cross multiply
   17,865.38x = 40,282.69 × 40,282.69
4. Step 4: Simplify right side
   17,865.38x = 1,622,694,912.22
5. Step 5: Solve for x
   x = 1,622,694,912.22/17,865.38
6. Step 6: Final answer
   x = 90,829.04